code: def sage_trailing(n):
      return MPZ(n).trailing_zero_bits()
  
imports: import math
  from bisect import bisect
  from .backend import xrange
  from .backend import BACKEND, gmpy, sage, sage_utils, MPZ, MPZ_ONE, MPZ_ZERO
label_desc: Use image node_id 7 for calling a global function with example usage: sage_trailing(n) and returns: MPZ